/**
 *
 * Copyright 2016 Google Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

'use strict';

class SCView extends HTMLElement {
  get route () {
    return this.getAttribute('route') || null;
  }

  in (data) {
    return new Promise((resolve, reject) => {
      const onTransitionEnd = () => {
        this.removeEventListener('transitionend', onTransitionEnd);
        resolve();
      };

      this.classList.add('visible');
      this.addEventListener('transitionend', onTransitionEnd);
    });
  }

  out (data) {
    return new Promise((resolve, reject) => {
      const onTransitionEnd = () => {
        this.removeEventListener('transitionend', onTransitionEnd);
        resolve();
      };

      this.classList.remove('visible');
      this.addEventListener('transitionend', onTransitionEnd);
    });
  }

  update (data) {
    console.log(data);
    return Promise.resolve();
  }
}

customElements.define('sc-view', SCView);
